Автор - Olyamegamozg12

Разложить на множетeли
a^9 - b^3

(b+8)²-4b²

Ответ

Автор - alesyaperova

 ({a}^{3} ) {}^{3}  -  {b}^{3}  = ( {a}^{3}  - b) times  \ ( ({a}^{3} ) {}^{2}   +  {a}^{3} b +  {b}^{2} ) =  \ ( {a}^{3}  - b)( {a}^{6}  +  {a}^{3} b +  {b}^{2} )

 {b}^{2}  + 16b + 64 -  {4b}^{2}  =  \  - 3 {b}^{2}  + 16b + 64

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